From 6556726541b5166406be23afc8ff1b49eb81114c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C3=89ric=20Lemoine?= <eric.lemoine@gmail.com>
Date: Tue, 7 Jan 2014 14:10:51 +0100
Subject: [PATCH] ol.FeaturesOverlay creates a features collection

ol.FeaturesOverlay creates an empty collection of features if the features option is not specified.
---
 src/ol/render/featuresoverlay.js | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/ol/render/featuresoverlay.js b/src/ol/render/featuresoverlay.js
index a7dd07b67b..494444b9ec 100644
--- a/src/ol/render/featuresoverlay.js
+++ b/src/ol/render/featuresoverlay.js
@@ -64,6 +64,8 @@ ol.render.FeaturesOverlay = function(opt_options) {
       goog.asserts.assertInstanceof(options.features, ol.Collection);
       this.setFeatures(options.features);
     }
+  } else {
+    this.setFeatures(new ol.Collection());
   }
 
   if (goog.isDef(options.styleFunction)) {